export interface IEmailValidationResult {
    isValid: boolean;
    hasMx: boolean;
    hasSpamMarkings: boolean;
    score: number;
    details?: {
        formatValid?: boolean;
        mxRecords?: string[];
        disposable?: boolean;
        role?: boolean;
        spamIndicators?: string[];
        errorMessage?: string;
    };
}
/**
 * Advanced email validator class using smartmail's capabilities
 */
export declare class EmailValidator {
    private validator;
    private dnsCache;
    constructor(options?: {
        maxCacheSize?: number;
        cacheTTL?: number;
    });
    /**
     * Validates an email address using comprehensive checks
     * @param email The email to validate
     * @param options Validation options
     * @returns Validation result with details
     */
    validate(email: string, options?: {
        checkMx?: boolean;
        checkDisposable?: boolean;
        checkRole?: boolean;
        checkSyntaxOnly?: boolean;
    }): Promise<IEmailValidationResult>;
    /**
     * Gets MX records for a domain with caching
     * @param domain Domain to check
     * @returns Array of MX records
     */
    private getMxRecords;
    /**
     * Validates multiple email addresses in batch
     * @param emails Array of emails to validate
     * @param options Validation options
     * @returns Object with email addresses as keys and validation results as values
     */
    validateBatch(emails: string[], options?: {
        checkMx?: boolean;
        checkDisposable?: boolean;
        checkRole?: boolean;
        checkSyntaxOnly?: boolean;
    }): Promise<Record<string, IEmailValidationResult>>;
    /**
     * Quick check if an email format is valid (synchronous, no DNS checks)
     * @param email Email to check
     * @returns Boolean indicating if format is valid
     */
    isValidFormat(email: string): boolean;
}